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PROPERTY, EQUIPMENT AND SOFTWARE (Tables)
12 Months Ended
Dec. 31, 2022
Property, Plant and Equipment [Abstract]  
Summary of Property, Equipment and Software
Property, equipment and software at December 31 consists of: 
(in millions)20222021
Computer and communications software and equipment$1,364.6 $1,293.5 
Buildings and improvements488.9 472.0 
Leasehold improvements236.3 196.4 
Furniture and other equipment209.7 205.6 
Land25.7 25.7 
2,325.2 2,193.2 
Less accumulated depreciation and amortization1,569.5 1,457.0 
Total$755.7 $736.2